[gardening] Revert "Eliminate dependencies on assemblers and code stubs in precompiled runtime."

runtime/vm/flow_graph_range_analysis.cc

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-#if !defined(DART_PRECOMPILED_RUNTIME)
-
 #include "vm/flow_graph_range_analysis.h"
 
 #include "vm/bit_vector.h"
 #include "vm/il_printer.h"
 
 namespace dart {
 
 DEFINE_FLAG(bool,
             array_bounds_check_elimination,
             true,
@@ skipping 2944 matching lines @@
       return max.offset() < canonical_length.offset();
     }
   } while (CanonicalizeMaxBoundary(&max) ||
            CanonicalizeMinBoundary(&canonical_length));
 
   // Failed to prove that maximum is bounded with array length.
   return false;
 }
 
 }  // namespace dart
-
-#endif  // !defined(DART_PRECOMPILED_RUNTIME)